<template>
    <div>
        <el-container>
            <el-header class="homeHeader">
                <div class="title">小楼昨夜又东风</div>
                <div>
                    <el-button icon="el-icon-bell" @click="chat()" type="text" style="margin-right: 8px;color: #000000;" size="normal"></el-button>
                    <el-dropdown class="userInfo"  @command="commandHandler">
					  <span class="el-dropdown-link">
						<span v-if="user != null">{{user.name}}</span>
						<span v-if="user == null">未登录用户</span>
						<i>
							<img :src="user.userFace" alt="">
						</i>
					  </span>
                        <el-dropdown-menu slot="dropdown">
                            <el-dropdown-item v-if="user != null" command="userinfo">个人中心</el-dropdown-item> <!-- command="userinfo" -->
                            <!-- <el-dropdown-item command="setting">设置</el-dropdown-item> -->
                            <el-dropdown-item command="logout" divided>注销登录</el-dropdown-item> <!-- command="logout" divided -->
                        </el-dropdown-menu>
                    </el-dropdown>
                </div>
            </el-header>
            <el-container>
                <el-aside width="200px">
                    <el-menu :router="true" unique-opened>
						<el-submenu :index="index+''" v-for="(item,index) in routes"  :key="index">
							<template slot="title">
							    <i style="color: #409eff;margin-right: 5px" :class="item.iconCls"></i>
							    <span>{{item.name}}</span>
							</template>
							<el-menu-item :index="child.path" v-for="(child,indexj) in item.children" :key="indexj">
							    {{child.name}}
							</el-menu-item>
						</el-submenu>
                       <!-- <el-submenu :index="index+''" v-for="(item,index) in routes" v-if="!item.hidden" :key="index">
                            <template slot="title">
                                <i style="color: #409eff;margin-right: 5px" :class="item.iconCls"></i>
                                <span>{{item.name}}</span>
                            </template>
                            <el-menu-item :index="child.path" v-for="(child,indexj) in item.children" :key="indexj">
                                {{child.name}}
                            </el-menu-item>
                        </el-submenu> -->
                    </el-menu>
                </el-aside>
                <el-main>
                    <el-breadcrumb separator-class="el-icon-arrow-right">  <!-- v-if="this.$router.currentRoute.path!='/home'" -->
                        <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
                        <el-breadcrumb-item>{{this.$router.currentRoute.name}}</el-breadcrumb-item>
                    </el-breadcrumb>
                     <div  v-if="this.$router.currentRoute.path=='/home'">
                        <div class="homeWelcome" v-if="notice != null">{{notice.title}}</div>
						<div v-if="notice != null">{{notice.message}}</div>
                     </div> 
                    <router-view class="homeRouterView"/>
                </el-main>
            </el-container>
        </el-container>
    </div>
</template>

<script>
    export default {
        name: "Home",
        data() {
            return {
				notice: null
                // user: JSON.parse(window.sessionStorage.getItem("user"))
            }
        },
        computed: {
            routes() {
				console.log(this.$store.state.routes);
                return this.$store.state.routes;
            },
            user() {
				// 从全局变量中获取登录用户信息
                return this.$store.state.currentUser;
            }
        },
        methods: {
            commandHandler(cmd){
				if(cmd == "logout"){
					this.$confirm('此操作将注销登录, 是否继续?', '提示', {
					    confirmButtonText: '确定',
					    cancelButtonText: '取消',
					    type: 'warning'
					}).then(() => {
					    this.getRequest("/logout");
					    window.sessionStorage.removeItem("user")
					    this.$store.commit('initRoutes', []);
					    this.$store.commit('INIT_CURRENTHR', null);
					    this.$router.replace("/");
					}).catch(() => {
					    this.$message({
					        type: 'info',
					        message: '已取消操作'
					    });
					});
				}else if(cmd == "userinfo"){
					this.$router.push('/userinfo');
				}
			},
			chat(){
				this.$router.push('/chat');
			},
			initNotice(){
				this.getRequest("/new/notice").then(response=>{
					this.notice = response;
				})
			}
        },
		mounted:function(){
			this.initNotice();
		}
    }
</script>

<style>
    .homeRouterView {
        margin-top: 10px;
    }

    .homeWelcome {
        text-align: center;
        font-size: 30px;
        font-family: 华文行楷;
        color: #409eff;
        padding-top: 50px;
    }

    .homeHeader {
        background-color: #409eff;
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 0px 15px;
        box-sizing: border-box;
    }

    .homeHeader .title {
        font-size: 30px;
        font-family: 华文行楷;
        color: #ffffff
    }

    .homeHeader .userInfo {
        cursor: pointer;
    }

    .el-dropdown-link img {
        width: 48px;
        height: 48px;
        border-radius: 24px;
        margin-left: 8px;
    }

    .el-dropdown-link {
        display: flex;
        align-items: center;
    }
</style>